A. You’re right on both counts. It can be a confusing tool, but once you learn how it works, you’re sure to find it very useful. It saves you from going into Format every time you want to set a margin or indents. With Ruler , you can perform many tasks with just a few mouse clicks. For an excellent tutorial on how to use Ruler , check out this Web site: www.mvps.org/word/FAQs/General/UsingRulers.htm .